> For the complete documentation index, see [llms.txt](https://docs.datasaur.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.datasaur.ai/compatibility-and-updates/release-notes/version-6/6.13.0.md).

# 6.13.0

May 25, 2023

## **What's new** 💡

* PDF viewer has been enhanced with a page counter that updates accordingly.
* We now support hierarchies of labels up to 10 levels in span labeling projects.
* We now support sort and filter capability for Slider question type in the row labeling projects.
* Now, you will be notified for the free trial period through our apps and email.
* Now, you can easily access our documentation for the accepted format directly from the Project Creation Wizard page.
* The labeling experience in the Bounding Box labeling project has been improved with a wider label box space for better text visibility.

## **Bug fixes** 🐞

* Fixed an issue that caused flickering tooltip for long labels in the label options menu.
* Fixed an issue where the labeler mode screen does not load properly.